  <script src="/assets/js/app.js"></script>

  <script src="/assets/libs/vuedragable/Sortable.min.js"></script>
  <script src="/assets/libs/vuedragable/vuedraggable.umd.min.js"></script>
  <script type="text/javascript" src="/static/layer-v3.5.1/layer.js"></script>
  <style>
    #sidebar-menu ul li ul.sub-menu li a {
      padding: 0;
      font-size: 12px;
      color: red;
    }
  </style>
</body>

</html>